Desktop charger



FIG. 1 is a perspective view of a desktop charger showing our new design;

FIG. 2 is a front, elevational view thereof;

FIG. 3 is a left, elevational view;

FIG. 4 is a right, elevational view;

FIG. 5 is a rear, elevational view;

FIG. 6 is a top, plan view; and,

FIG. 7 is a bottom, plan view thereof.

The dashed lines indicate unclaimed subject matter by outline. 

The ornamental design for a desktop charger, as shown and described. 